Explore Episode Segments
7:53
Lion’s Mane Mushrooms Improve Memory, Study Finds
Mice fed with the mushroom had better hippocampal memory—a result that may guide new treatments for dementia.
12:08
Antarctic Ice Sheet Slipping Into the Sea
Scientists confirmed a West Antarctic ice sheet the size of the Dakotas is melting.
11:12
Should the Last Samples of Smallpox Virus Be Saved?
World health experts will meet to discuss whether or not to destroy the last live samples of smallpox virus.
23:23
Can’t Read This Headline? It’s Written in Invisible Ink
“Prisoners, Lovers, & Spies” tells the story of invisible writing, from lemon juice to microdots.
12:00
Listening In on Seizures
A “brain stethoscope” turns seizure patients’ brainwaves into music.
24:21
Is Graphene the New ‘Wonder’ Material?
Graphene is stronger than steel and more conductive than copper—a look at the applications and limitations of this “wonder” material.
9:30
Remembering Nereus, Explorer of Ocean Depths
The robotic deep-sea submersible Nereus was destroyed while diving over six miles beneath the surface in the Kermadec Trench.